let fs = require("fs");
let path = require("path")
// 创建一个可读流
let filePath = path.resolve(__dirname, "input.txt")
let readerStream = fs.createReadStream(filePath);

// 创建一个可写流
let writerStream = fs.createWriteStream(path.resolve(__dirname, "output.txt"));

// 管道读写操作
// 读取 input.txt 文件内容，并将内容写入到 output.txt 文件中
readerStream.pipe(writerStream);

console.log("程序执行完毕");